sudo: sudo (give limited root privileges to certain users)
sudo:
sudo: 'sudo' allows users to execute some commands as user 'root'.
sudo: The /etc/sudoers file (edited with 'visudo') specifies which
sudo: users have access to sudo and which commands they can run.  
sudo: 'sudo' logs all its activities to /var/log/ so the system
sudo: administrator can keep an eye on things.
sudo: